Evaluation of Saline Vs Gel for Ultrasound Quality

Agency for Healthcare Research and Quality website, 2001 (click for pdf copy of chapter)

Application of normal saline to ultrasonography as an alternative to gel for internal jugular venous cannulation. (click for pdf copy of article)

Use of sterile saline as a conduction agent for ultrasound visualization of central venous structures Windish_et_al-2010-Emergency_Medicine_Australasia (click for pdf copy of article)